He feels like...
vomiting / throwing up (OR He's going to get sick)
What has he got?
sunburn
What has she got?
rash
She's ...
swollen
He's...
unconscious
What are stitches?
...
What's happening?
It's choking.
His nose is ...
bleeding
What has he got?
Sore throat
What's she doing?
coughing
Why is she taking her shoe off?
She's got a blister.
What's happened?
He's got food poisoning.
You ... after you fainted. (if everything's ok)
come round
He feels...
dizzy
What's this?
Band aid or plaster
What's he doing?
sneezing
What's happened?
He's sprained his back.
What's haapened?
She's fainted / passed out.